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Cushion|Lab Grown|IGI

1.53ct D FL Cushion Lab Grown Diamond

EX • D/FL • IGI LG816627119

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG816627119

Diamond specifications and retailer prices

From £360 GBP
$483 USD
As of November 3, 2026
Save £1,706 GBP (83%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £2,066 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.53ct lab-grown cushion diamond

This 1.53ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG816627119 or 816627119. Listed at 13 retailers as of October 29, 2026, with prices from £360 to £2,066, a £1,706 spread on the same certified stone. MOH London lists it at £2,066. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.53
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle31.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816627119
Dimensions8.13 × 5.82 × 3.73 mm
L/W Ratio1.40
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.13 mm5.82 mm1.53 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816627119
Side View
Table 60.0%Crown 34.5°Girdle: MED-THKPavilion 31.9°Culet: NoneDepth 64.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 3
Current: £2,066 GBP|Low: £360 GBP|High: £2,538 GBP|Avg: £1,255 GBP|-17.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 3, 2026
Retailer 2£360 GBP
Retailer 11£570 GBP
Retailer 8£627 GBP
Retailer 12£656 GBP
Retailer 5£658 GBP
Retailer 10£688 GBP
Retailer 7£804 GBP
Retailer 3£1,431 GBP
Retailer 9£1,441 GBP
Retailer 6£1,493 GBP
Retailer 4£1,599 GBP
MOH London£2,066 GBP

44 data points across 12 retailers

13 retailers£360 GBP to £2,066 GBP

A
Cheapest Retailer
-
£360 GBP
$483 USD
Final sale: no returns
A
Retailer 2
-
£570 GBP
$765 USD
View
A
Retailer 3
-
£627 GBP
$842 USD
View
A
Retailer 4
-
£656 GBP
$880 USD
View
A
Retailer 5
-
£658 GBP
View
A
Retailer 6
-
£688 GBP
ZAR 14,918 ZAR
View
A
Retailer 7
-
£804 GBP
$1,079 USD
View
B+
Retailer 8
-
£1,431 GBP
View
B+
Retailer 9
-
£1,441 GBP
$1,933 USD
View
B+
Retailer 10
-
£1,493 GBP
$2,004 USD
View
B+
Retailer 11
-
£1,599 GBP
$2,146 USD
View
Retailer 12
-
£2,001 GBP
$2,685 USD
View
Price last confirmed 12 days ago
Most Expensive
B
MOH London
LG816627119 · Oct 29
£2,066 GBP
View
12 more retailers have this diamond
Prices start from £360 GBPSave up to £1,706 GBP

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.53ct Cushion
£360 GBP